<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }

      .list {
        width: 990px;
        margin: 100px auto 0;
      }

      .item {
        padding: 15px;
        transition: all 0.5s;
        display: flex;
        border-top: 1px solid #e4e4e4;
      }

      .item:nth-child(4n) {
        margin-left: 0;
      }

      .item:hover {
        cursor: pointer;
        background-color: #f5f5f5;
      }

      .item img {
        width: 80px;
        height: 80px;
        margin-right: 10px;
      }

      .item .name {
        font-size: 18px;
        margin-right: 10px;
        color: #333;
        flex: 2;
      }

      .item .name .tag {
        display: block;
        padding: 2px;
        font-size: 12px;
        color: #999;
      }

      .item .price,
      .item .sub-total {
        font-size: 18px;
        color: firebrick;
        flex: 1;
      }

      .item .price::before,
      .item .sub-total::before,
      .amount::before {
        content: "¥";
        font-size: 12px;
      }

      .item .spec {
        flex: 2;
        color: #888;
        font-size: 14px;
      }

      .item .count {
        flex: 1;
        color: #aaa;
      }

      .total {
        width: 990px;
        margin: 0 auto;
        display: flex;
        justify-content: flex-end;
        border-top: 1px solid #e4e4e4;
        padding: 20px;
      }

      .total .amount {
        font-size: 18px;
        color: firebrick;
        font-weight: bold;
        margin-right: 50px;
      }
    </style>
  </head>
  <body>
    <div class="list">
       <!--  <div class="item">
        <img
          src="https://yanxuan-item.nosdn.127.net/84a59ff9c58a77032564e61f716846d6.jpg"
          alt=""
        />
        <p class="name">
          称心如意手摇咖啡磨豆机咖啡豆研磨机
          <span class="tag">【赠品】10优惠券</span>
        </p>
        <p class="spec">白色/10寸</p>
        <p class="price">289.90</p>
        <p class="count">x2</p>
        <p class="sub-total">579.80</p> 
      </div>  -->
    </div>
    
    <div class="total">
      <div>合计：<span class="amount">1000.00</span></div>
    </div>
    <script>
      // 数据
      const goodsList = [
        {
          id: "4001172",
          name: "称心如意手摇咖啡磨豆机咖啡豆研磨机",
          price: 289.9,
          picture:
            "https://yanxuan-item.nosdn.127.net/84a59ff9c58a77032564e61f716846d6.jpg",
          count: 2,
          spec: { color: "白色" },
        },
        {
          id: "4001009",
          name: "竹制干泡茶盘正方形沥水茶台品茶盘",
          price: 109.8,
          picture:
            "https://yanxuan-item.nosdn.127.net/2d942d6bc94f1e230763e1a5a3b379e1.png",
          count: 3,
          spec: { size: "40cm*40cm", color: "黑色" },
        },
        {
          id: "4001874",
          name: "古法温酒汝瓷酒具套装白酒杯莲花温酒器",
          price: 488,
          picture:
            "https://yanxuan-item.nosdn.127.net/44e51622800e4fceb6bee8e616da85fd.png",
          count: 1,
          spec: { color: "青色", sum: "一大四小" },
        },
        {
          id: "4001649",
          name: "大师监制龙泉青瓷茶叶罐",
          price: 139,
          picture:
            "https://yanxuan-item.nosdn.127.net/4356c9fc150753775fe56b465314f1eb.png",
          count: 8,
          spec: { size: "小号", color: "紫色" },
          gift: "50g茶叶,清洗球,礼盒",
        },
      ];
      let list =document.querySelector('.list')
      // console.log(arr[0])
     goodsList.forEach((item)=>{
        const div = document.createElement('div')
        
       div.className="item"
       div.innerHTML=`
        <img
          src="${item.picture}"
          alt="${item.name}"
        />
        <p class="name">
        ${item.name}
        ${
        item.gift
          
          ?`<span class="tag">【赠品】${item.gift}</span>`
          : ''
        }

        </p>
        <p class="spec">${Object.values(item.spec).join(' / ')}</p>
        <p class="price">${item.price.toFixed(2)}</p>
        <p class="count">${item.count}</p>
        <p class="sub-total">${(item.price * item.count).toFixed(2)}</p>
        `
        document.querySelector('.amount').innerHTML = goodsList.reduce((prev, item) => {
      return prev + item.price * item.count;
    }, 0).toFixed(2)
        list.appendChild(div)
      })
      
    </script>
  </body>
</html>
